The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 27, 2018
Filed:
Jul. 11, 2013
Nitto Denko Corporation, Osaka, JP;
Kansai Paint Co., Ltd., Hyogo, JP;
Takeshi Igarashi, Osaka, JP;
Toshitaka Suzuki, Osaka, JP;
Nao Wakayama, Osaka, JP;
Yoshikuni Hirano, Kanagawa, JP;
NITTO DENKO CORPORATION, Osaka, JP;
KANSAI PAINT CO., LTD., Hyogo, JP;
Abstract
The present invention provides a paint film protection sheet comprising a support substrate and a PSA layer placed on the support substrate. The PSA constituting the PSA layer comprises a non-crosslinked rubber-based polymer as a base polymer, a tackifier resin (T) having a softening point of 120° C. or above, and a tackifier resin (T) having a softening point below 120° C. The mass ratio (T/T) of the tackifier resin (T) content relative to the tackifier resin (T) content has a value of 1.0 or larger and 30 or less.